<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <a href="/img/九尾.jpg">图片1</a>
    <a href="/img/1.avi">视频1</a>
    <hr>

    <a href="/downloadServlet?filename=九尾.jpg">图片2</a>
    <a href="/downloadServlet?filename=1.avi">视频2</a>
</body>
</html>